<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml" xmlns:th="http://www.thymeleaf.org"
       xmlns:sec="http://www.thymeleaf.org/thymeleaf-extras-springsecurity3">
<head>
    <meta name="keywords" content="keyword1,keyword2,keyword3">
    <meta name="description" content="this is my page">
    <meta name="content-type" content="text/html;UTF-8">
    <title>uploading.html</title>
</head>
<body>
    <form enctype="multipart/form-data" method="post" action="/testuploadimg">
        图片<input type="file" name="file"/>
        <input type="submit" value="上传" />
    </form>thymeleaf
</body>
</html>